<template>
    <div class="user-info-head" @click="editCropper()">
        <img :src="options.img" title="点击上传头像" class="img-circle img-lg" />
        <el-dialog
            v-model="open"
            :title="title"
            width="800px"
            append-to-body
            @opened="modalOpened"
            @close="closeDialog"
        >
            <el-row>
                <el-col :xs="24" :md="12" :style="{ height: '350px' }">
                    <vue-cropper
                        v-if="visible"
                        ref="cropper"
                        :img="options.img"
                        :info="true"
                        :auto-crop="options.autoCrop"
                        :auto-crop-width="options.autoCropWidth"
                        :auto-crop-height="options.autoCropHeight"
                        :fixed-box="options.fixedBox"
                        :output-type="options.outputType"
                        @real-time="realTime"
                    />
                </el-col>
                <el-col :xs="24" :md="12" :style="{ height: '350px' }">
                    <div class="avatar-upload-preview">
                        <img :src="options.previews.url" :style="options.previews.img" />
                    </div>
                </el-col>
            </el-row>
            <br />
            <el-row>
                <el-col :lg="2" :md="2">
                    <el-upload
                        action="#"
                        :http-request="requestUpload"
                        :show-file-list="false"
                        :before-upload="beforeUpload"
                    >
                        <el-button>
                            选择
                            <el-icon class="el-icon--right">
                                <Upload />
                            </el-icon>
                        </el-button>
                    </el-upload>
                </el-col>
                <el-col :lg="{ span: 1, offset: 2 }" :md="2">
                    <el-button :icon="Plus" @click="changeScale(1)"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button :icon="Minus" @click="changeScale(-1)"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button :icon="RefreshLeft" @click="rotateLeft()"></el-button>
                </el-col>
                <el-col :lg="{ span: 1, offset: 1 }" :md="2">
                    <el-button :icon="RefreshRight" @click="rotateRight()"></el-button>
                </el-col>
                <el-col :lg="{ span: 2, offset: 6 }" :md="2">
                    <el-button type="primary" @click="uploadImg()">提 交</el-button>
                </el-col>
            </el-row>
        </el-dialog>
    </div>
</template>

<script setup lang="ts">
import 'vue-cropper/dist/index.css';
import { VueCropper } from 'vue-cropper';
import { systemUserService } from '@great/services';
import useUserStore from '@/store/user';
import type { UploadRawFile } from 'element-plus';
import { Plus, Minus, RefreshLeft, RefreshRight, Upload } from '@element-plus/icons-vue';

interface Options {
    img: string | any; // 裁剪图片的地址
    autoCrop: boolean; // 是否默认生成截图框
    autoCropWidth: number; // 默认生成截图框宽度
    autoCropHeight: number; // 默认生成截图框高度
    fixedBox: boolean; // 固定截图框大小 不允许改变
    fileName: string;
    previews: any; // 预览数据
    outputType: string;
    visible: boolean;
}

const userStore = useUserStore();
const { proxy } = getCurrentInstance() as any;

const open = ref(false);
const visible = ref(false);
const title = ref('修改头像');

const cropper = ref<any>({});
//图片裁剪数据
const options = reactive<Options>({
    img: userStore.avatar,
    autoCrop: true,
    autoCropWidth: 200,
    autoCropHeight: 200,
    fixedBox: true,
    outputType: 'png',
    fileName: '',
    previews: {},
    visible: false
});

/** 编辑头像 */
const editCropper = () => {
    // open.value = true;
};
/** 打开弹出层结束时的回调 */
const modalOpened = () => {
    visible.value = true;
};
/** 覆盖默认上传行为 */
const requestUpload = (): any => {};
/** 向左旋转 */
const rotateLeft = () => {
    cropper.value.rotateLeft();
};
/** 向右旋转 */
const rotateRight = () => {
    cropper.value.rotateRight();
};
/** 图片缩放 */
const changeScale = (num: number) => {
    num = num || 1;
    cropper.value.changeScale(num);
};
/** 上传预处理 */
const beforeUpload = (file: UploadRawFile): any => {
    if (file.type.indexOf('image/') == -1) {
        proxy?.$modal.msgError('文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。');
    } else {
        const reader = new FileReader();
        reader.readAsDataURL(file);
        reader.onload = () => {
            options.img = reader.result;
            options.fileName = file.name;
        };
    }
};
/** 上传图片 */
const uploadImg = async () => {
    cropper.value.getCropBlob(async (data: any) => {
        let formData = new FormData();
        formData.append('avatarfile', data, options.fileName);
        const res = await systemUserService.uploadAvatar(formData);
        open.value = false;
        options.img = res.data.imgUrl;
        userStore.setAvatar(options.img);
        proxy?.$modal.msgSuccess('修改成功');
        visible.value = false;
    });
};
/** 实时预览 */
const realTime = (data: any) => {
    options.previews = data;
};
/** 关闭窗口 */
const closeDialog = () => {
    options.img = userStore.avatar;
    options.visible = false;
};
</script>

<style lang="scss" scoped>
.user-info-head {
    position: relative;
    display: inline-block;
    height: 120px;
    .img-circle {
        width: 120px;
        height: 120px;
        border-radius: 50%;
    }
}

.user-info-head:hover:after {
    // 禁用头像编辑，注释以下代码
    // content: '+';
    // position: absolute;
    // left: 0;
    // right: 0;
    // top: 0;
    // bottom: 0;
    // color: #eee;
    // background: rgba(0, 0, 0, 0.5);
    // font-size: 24px;
    // font-style: normal;
    // -webkit-font-smoothing: antialiased;
    // -moz-osx-font-smoothing: grayscale;
    // cursor: pointer;
    // line-height: 110px;
    // border-radius: 50%;
}
</style>
